package com.example.servlet;

import javax.servlet.ServletException;
import javax.servlet.annotation.MultipartConfig;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.Part;
import java.io.IOException;

@WebServlet("/upload")
@MultipartConfig
public class UploadServlet extends HttpServlet {

    @Override
    protected void doPost(HttpServletRequest req,
                          HttpServletResponse resp)
            throws ServletException, IOException {
        Part a = req.getPart("a");
        String submittedFileName = a.getSubmittedFileName();
        // 保存磁盘
        a.write("F:\\" + submittedFileName);
        resp.getWriter().write("success");
    }
}
